Meta
Social media and metaverse company behind Facebook, Instagram, and WhatsApp.
4 Rounds
~21 Days
Very Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Data Analyst
•
Technical
•
hard
A/B test shows p=0.04, but the effect size is tiny. Would you ship?
#Practical Significance
#Decision Making
Data Analyst
•
Technical
•
hard
What sample size do you need for an A/B test? How do you calculate it?
#Sample Size
#Power
Data Scientist
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Technical
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medium
Explain the central limit theorem and its importance in data science.
#CLT
#Sampling
Data Scientist
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Technical
•
easy
What is the difference between Type I and Type II errors?
#Hypothesis Testing
#Errors
Data Scientist
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Technical
•
hard
What is the multiple testing problem? How do you correct for it?
#Bonferroni
#FDR
Data Scientist
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Technical
•
hard
Explain Bayesian vs Frequentist statistics. When would you use each?
#Bayesian
#Frequentist
Data Scientist
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Technical
•
medium
What is a confidence interval? How does it differ from a prediction interval?
#Confidence Interval
#Intervals
Data Scientist
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Technical
•
medium
How would you detect and handle multicollinearity in a regression model?
#Multicollinearity
#Regression
Data Scientist
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Technical
•
medium
Explain the bias-variance tradeoff. How does it influence model selection?
#Bias-Variance
#Model Selection
Data Scientist
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Technical
•
hard
Meta wants to estimate the proportion of fake accounts on the platform. Since we cannot manually review billions of accounts, how would you design a sampling strategy to estimate this proportion with a 95% confidence interval and a 1% margin of error?
#Sampling
#Confidence Intervals
#Sample Size Calculation
Data Scientist
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Technical
•
medium
What is a p-value? Why is a p-value of 0.05 not always sufficient?
#Hypothesis Testing
#p-value
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.